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93 lines
2.4 KiB
93 lines
2.4 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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/*! @file
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* Test detach from an analysis routine (in Jit). Also check detach callback was called
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*/
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#include <stdio.h>
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#include "pin.H"
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#include <iostream>
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#include <fstream>
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using std::ofstream;
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using std::cerr;
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using std::string;
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using std::endl;
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UINT64 icount = 0;
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UINT32 icountMax = 10000;
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volatile bool detached = false; // True if detach callback was called
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ofstream outfile;
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KNOB<string> KnobOutFile(KNOB_MODE_WRITEONCE, "pintool",
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"o", "jit_anls_detach.out", "Specify file name for the tool's output.");
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VOID docount()
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{
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ASSERT(!detached, "Analysis function was called after detach ended");
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if (++icount == icountMax)
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{
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outfile << "Send detach request form analysis routine after " << icount << " instructions." << endl;
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PIN_Detach();
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}
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}
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VOID Instruction(INS ins, VOID *v)
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{
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ASSERT(!detached, "Instrumentation function was called after detach ended");
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INS_InsertCall(ins, IPOINT_BEFORE, (AFUNPTR)docount, IARG_END);
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}
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VOID Detach(VOID *v)
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{
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if (detached) // sanity check
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{
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// This should never be reached because only one detach request should be executed.
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cerr << "TOOL ERROR: jit_instr_detach is executing the Detach callback twice." << endl;
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exit(20); // use exit instead of PIN_ExitProcess because we don't know if it is available at this point.
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}
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detached = true;
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outfile << "Pin detached after " << icount << " executed instructions." << endl;
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outfile.close();
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}
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VOID Fini(INT32 code, VOID *v)
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{
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cerr << "Count: " << icount << endl;
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ASSERT(0, "Error, Fini called although we detached");
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}
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int main(int argc, char * argv[])
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{
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PIN_Init(argc, argv);
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outfile.open(KnobOutFile.Value().c_str());
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if (!outfile.good())
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{
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cerr << "Failed to open output file " << KnobOutFile.Value().c_str() << "." << endl;
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PIN_ExitProcess(10);
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}
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INS_AddInstrumentFunction(Instruction, 0);
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PIN_AddFiniFunction(Fini, 0);
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PIN_AddDetachFunction(Detach, 0);
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// Never returns
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PIN_StartProgram();
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return 0;
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}
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